Harman Kardon AVR 170/230 Service Manual page 112

Harman Kardon
6
TH91
SW91
DSC-5D20
2 1
35328
D
LF93
RING-616/120uH Min
F901
L
SW92
100V : T 8A H 250V
230V : T 6.3A H 250V 1 2
N
CN90
35328
BD91
YW396-03AV
12.5mm
J904
BD95
10mm
Not used
D907 R966
1N4448W 10
R910
1
6
Out
33
3 CS
C
R912
1K
R914
R913
0R10 1W 0R10 1W
HS91
HEAT SINK
5
4 3 2 1
CS
3
J937
1
7.5mm
PGND CHGND
D932
D913
S1M
S1M
B
R909
PGND
Not used
100V : 120K
230V : 150K
R927
1.2M
J919
J907
12.5mm 15mm
J917
J918
15mm
7.5mm
PC95
J915
EL817B
7.5mm
PGND PGND
J925
12.5mm
J903
DGND
15mm
J905
15mm
R969
0 ohm
PGND PGND
A
11 10 9 8 7 6 5 4 3 2
ET92
HJT1A025
DGND
11 10 9 8 7 6 5 4 3 2
ET91
HJT1A025
CHGND
5
AVR170 SMPS SCHEMATIC DIAGRAM
$$$20393
+BV
J944
DB91
15mm
RS1005M
4 1
LF92
LF91
SQE2930/8mH
SQE2930/8mH
J933
20mm J938
20mm
J948
100V : Used
J922
20mm 230V : Not used
CHGND
15mm
R915
J913
D905
R901
UF4004
100K
10mm 36K
J912
12.5mm
HV
PGND
5 4
C904
50V 104 K
7
VCC
3 1
D931
1SS133
ZC 1
Q902
2
R937
A708Y
C920
REG 2
PGND
1K
50V 47uF
8
Q905
PGND
GND 2SC6046
IC93
ICE2QS01 R918
4K3
PGND 1 3
2
Q906
PGND
J909 RT1N141C
TS92
110 /70mm ℃
10mm
IC92
D917
D918
4 D920
ICE2B365
MM1Z16 UF4004
MM1Z16
D D
7
VCC
3 1
C915
NC
50V 105 K
R936
Q903
6 2
A708Y
C921
1K
8 2 50V 22uF PGND
J906
PGND
15mm
J914
D916
7.5mm
20V 1/2W
10K R961
J902
C917
D901
50V 472 K
15mm
+BV
AC-L
S1M
C902
D902
450V 22uF
PGND
AC-N S1M
R925 R929
D910
PGND
1.2M 1.2M
J908 UF4007 D911
US1M
12.5mm
R932
R922
10
D914
2 VDD Drain 6
MM1Z18 PGND
R923
1 VDDG Drain 5
J911
1K
PGND
7.5mm
8 GND FB
3
GND
7 CS
4
IC91
OB2358L
R972 R970
R928 R967 R971
PGND
10 10 10 10
10
PGND
$$$23864
1 11 10 9 8 7 6 5 4 3 2 1
ET95
DGND
HJT1A025
1 11 10 9 8 7 6 5 4 3 2 1 11 10
ET94
HJT1A025
4 3
J924 20mm
HS92
TF93 EER424220 HEAT SINK
J901
20mm 7 J961
R903
10mm
J962
20mm
10mm
C910 6 8
1KV 222 K
5 9
D906 D944
US1M US1M
4 10
* C901, C930
100V : 250V 470uF
3 11
230V : 350V 470uF
R911
2 12
PGND
0 ohm
D904
1 13
US1M
PGND
14
4
1
J910
D909
15mm
MM1Z20
2
3
D908 PC93
PGND
MM1Z24
EL817B
+BV
TF92
R907
EER2834
68K 1W
1 16
2
15
D903
US1M
3 14
4
DGND
13
5
1
31DQ06-FC5
12
31DQ06-FC6
6
31DQ06-FC5
11
7
D938
31DQ06-FC6
10 D934
8 9
31DQ06-FC5
PGND
(60V/3A)
PC96
EL817B
6.3V 5600uF
3 2
PGND
PC2
5VD
4 1
560
PC94
R986
EL817B
4 1
3 2
J957
J920
3 2
PC1 R991 10mm
12.5mm
PGND
S5V 3
1K
4 1
PC91
560
D943
EL817B
R938
UF4004
10
1 J931 2
C949
7.5mm
Q914
63V 47uF
9
A1281
2 8
DGND DGND
C923
7 50V 104 K
3
6
4R7
4
S5V
PGND
5
DGND
D921
TF91 EE1625
11EQ06
R934
(60V/1A)
4 1
560
3 2
PGND
DGND
PC92
EL817B
C914
CY93
50V 472 K 400V 102 M
PGND
PGND DGND
CY94
PGND
DGND
400V 471 M
**IMPORTANT SAFETY NOTICE.
COMPONENTS IDENTIFIED BY MARK HAVE SPECIAL CHARACTERISTICS.
IMPORTANT FOR SAFETY. WHEN REPLACING ANY OF THESE COMPONENTS.
USE ONLY MANUFACTUREY'S SPECIFIED PARTS.
**THE UNIT OF RESISTANCE IS OHM. K=1000 OHM, M=1000 KOHM
**THE UNIT OF CAPACITANCE IS MICROFARAD (uF)pF=10 uF
9 8 7 6 5 4 3 2 1
**THIS SCHEMATIC DIAGRAM MAY MODIFIED AT ANY TIME WITH THE
IMPROVEMENT OF PERFORMANCE
ET93
DGND
HJT1A025
2
D942
R999 R963
R997
FCU20A40
(400V/20A)
56KF 56KF 0 ohm L924
7uH
C956
1KV 102 K
C981
Not used
HS93
HEAT SINK
DGND
D950 D952
MM1Z20 FCU20A40 L928
(400V/20A)
7uH
R930
PC97 R933
4
47KF
EL817B 1
C957
R987
180 VOL_SEL_1
Not used
1KV 102 K
2 DGND
3
PC98
R957
EL817B
4
1
C982
Not used
R948
R962 180
VOL_SEL_2
0 ohm
19.6KF 2
3 DGND
4K7
1
R944
2 3
IC94
KA431SAMF2
D933 L922
100MHz_60ohm_6A
SF26
(400V/2A)
D941
DGND
D940 D937
(400V/2A) L923
D939
100MHz_60ohm_6A
SF26
J923
5VD
10mm
R945
C941
C948
560
6.3V 5600uF
DGND
L925
DGND DGND
7uH
R951
R958
Not used
5K6F
C934 R954
J943 50V 105 K
4K7
10mm
IC95 R959
R956
5K6F
KA431SAMF2 51K
R940
15K DGND
3 1
VKK
IC99
78L24
2 2
Q909
DGND RT1N141C
DGND
J956
6mm
J955
L921
7.5mm
J947 6mm
7.5mm
R946
C944
DGND
C924
10KF
6.3V 1000uF
50V 222 K R942
2K2
IC96
R964 R947
KA431SAMF2
10KF
Not used
DGND
DGND
MP
-6
AVR 170 / 230V Service Manual
1
J939
10mm
DGND DGND
VCC(+45V)
DGND
VCC(-45V)
CN20
HS92 HS93
HEAT SINK HEAT SINK
1 2 1 2
DGND DGND
CN66
VOL_SEL_H->L 41V
+34V
VKK
7
DGND
6
VOL_SEL_H->L 25V
DGND
ST+5V
ST5V
5
+12V
+12V
4
AGND
3
-12V
-12V
2
D+5V
J959 D+5V
1
D922 1N4448W
10mm
1 3
IC97
+12V
7812A
2
BN65
C952 C932
C925 50V 104 K 50V 47uF
VOL_SEL_1
VOL_SEL_1
50V 104 K
VOL_SEL_2 VOL_SEL_2
C955
1 50V 22uF
DGND
DGND
2 3
J952
-12V
DGND
IC98
20mm
D936
7912A
J953
D+5V
1N4448W
6mm
D+5V
J951 J950 J954
D+5V
15mm 15mm 15mm
D+5V
WIRE PL 추가
-12V
-12V
Q916
RT1N141C
AGND
2
+12V
+12V
ST+5V
DGND
PC1
ST+5V
DGND
R984 47
POWER_HI
ST5V
R988 Not used AMP_VCC_ON
PC2
R996 47
POWER_DOWN
TS91 J942
1 2
110'C/70mm
12.5mm
J930
17.5mm
J927
12.5mm
J926
12.5mm
J932
2
J921
17.5mm
J935
12.5mm
Q915
12.5mm J936
RT1N141C
J934
12.5mm
12.5mm J960
12.5mm
J958 J929
J928
DGND DGND
15mm 15mm
10mm
DGND
REVISION 2 4 6
1 3 5 7
SCHEMATIC DIAGRAM
ISSUE
AVR170
MODEL
ANAM
MULTI. LAB DESIGN CHECK APPROVE DRAWING NO
12461SCMZ
2012.05.25
C.S.K L.J.H Y.W.Y
(SMPS)
12.05.25 12.05.25 12.05.25
Page 112 of 114
D
C
B
DGND
A
SHEET
1
1
1
1